package cn.lsh.mapper;

import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Mapper;

import java.io.IOException;

public class WeatherSortMapper extends Mapper<LongWritable, Text, Text, IntWritable> {
	IntWritable n = new IntWritable();

	@Override
	protected void map(LongWritable key, Text value, Context context) throws IOException, InterruptedException {
		System.out.println(value + "-" + n);
		context.write(value, n);
	}
}
